Patch to allow strlen expander to fail

[Toon Moene]

I wrote:

> [ freestanding vs hosted execution environment in C ]

> % grep flag_hosted *.c
> c-decl.c:int flag_hosted = 1;
> c-decl.c:      flag_hosted = 1;
> c-decl.c:      flag_hosted = 0;
> 
> That's all, folks !

I probably should go to sleep - flag_hosted == 0 implies flag_no_builtin
- so it should work correctly.  The Linux makefile(s) simply have to
specify -ffreestanding to get this to work correctly.

-- 
Toon Moene (toon@moene.indiv.nluug.nl)
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